20660955

素因数分解:

$3^1\times 5^1\times 7^1\times {\mathrm{196771}}^1$

素因数の和:196786

約数の個数: 16

約数和(自身を含む): 37780224

約数和(自身を除く): 17119269

約数列:

[1, 3, 5, 7, 15, 21, 35, 105, 196771, 590313, 983855, 1377397, 2951565, 4132191, 6886985, 20660955]

約数ペア:

[(1, 20660955), (3, 6886985), (5, 4132191), (7, 2951565), (15, 1377397), (21, 983855), (35, 590313), (105, 196771)]